– Lists 1.3 Definition of terms Hot plant components! Working medium The medium that flows through the GEMÜ product. 1.4 Warning notes The actuator cover is under spring pressure! Wherever possible, warning notes are organised according to the following scheme:...
14. Do not carry out any maintenance work and repairs not de- scribed in this document without consulting the manufac- turer first. In cases of uncertainty: 15. Consult the nearest GEMÜ sales office. www.gemu-group.com 5 / 10 GEMÜ 514, 532...
Seat seal Valve plug Cylindrical pin Retaining washer Lip ring O-ring O-ring Lip ring Actuator Union nut Sealing plug Gland Circlip packing Guide bush Compression spring Support ring Chevron packing Pressure ring Chevron packing GEMÜ 514, 532 6 / 10 www.gemu-group.com...
13. Pull out the components from the pipe in the base of actu- ator A in the following order: Guide bush 5, compression spring 6, pressure ring 9, chevron packings 8 and 33 and support ring 7. GEMÜ 514, 532 8 / 10 www.gemu-group.com...
2 in place using an appropriate tool that will not 6. Check all parts for potential damage. Replace damaged damage the spindle surface). parts (only use genuine parts from GEMÜ). 3. Remove the seat seal 14. 7. Insert new gasket 4 in actuator flange.